fixes for /dev/misc/pvr opening problems in some conditions
[enigma2.git] / lib / dvb / epgcache.h
index 5dea46303e47249ac3edf7c80c7e8d3fd6fe9f30..dfd19482ca252b379e1e03e576e9e6c965489d3e 100644 (file)
@@ -1,25 +1,31 @@
 #ifndef __epgcache_h_
 #define __epgcache_h_
 
+#define ENABLE_PRIVATE_EPG 1
+//#define ENABLE_MHW_EPG 1
+
+#ifndef SWIG
+
 #include <vector>
 #include <list>
 #include <ext/hash_map>
+#include <ext/hash_set>
 
-// check if gcc version >= 3.4
-#if defined(__GNUC__) && ((__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || __GNUC__ == 4 )
-#else
-#include <ext/stl_hash_fun.h>
-#endif
 #include <errno.h>
 
 #include <lib/dvb/eit.h>
 #include <lib/dvb/lowlevel/eit.h>
+#ifdef ENABLE_MHW_EPG
+#include <lib/dvb/lowlevel/mhw.h>
+#endif
 #include <lib/dvb/idvb.h>
 #include <lib/dvb/demux.h>
 #include <lib/dvb/dvbtime.h>
 #include <lib/base/ebase.h>
 #include <lib/base/thread.h>
 #include <lib/base/message.h>
+#include <lib/service/event.h>
+#include <lib/python/python.h>
 
 #define CLEAN_INTERVAL 60000    //  1 min
 #define UPDATE_INTERVAL 3600000  // 60 min
 
 class eventData;
 class eServiceReferenceDVB;
+class eDVBServicePMTHandler;
 
 struct uniqueEPGKey
 {
        int sid, onid, tsid;
-       uniqueEPGKey( const eServiceReferenceDVB &ref )
-               :sid( ref.type != eServiceReference::idInvalid ? ref.getServiceID().get() : -1 )
-               ,onid( ref.type != eServiceReference::idInvalid ? ref.getOriginalNetworkID().get() : -1 )
-               ,tsid( ref.type != eServiceReference::idInvalid ? ref.getTransportStreamID().get() : -1 )
+       uniqueEPGKey( const eServiceReference &ref )
+               :sid( ref.type != eServiceReference::idInvalid ? ((eServiceReferenceDVB&)ref).getServiceID().get() : -1 )
+               ,onid( ref.type != eServiceReference::idInvalid ? ((eServiceReferenceDVB&)ref).getOriginalNetworkID().get() : -1 )
+               ,tsid( ref.type != eServiceReference::idInvalid ? ((eServiceReferenceDVB&)ref).getTransportStreamID().get() : -1 )
        {
        }
        uniqueEPGKey()
@@ -74,90 +81,138 @@ struct uniqueEPGKey
 #define timeMap std::map<time_t, eventData*>
 
 #define channelMapIterator std::map<iDVBChannel*, channel_data*>::iterator
-
-#define tmpMap std::map<uniqueEPGKey, std::pair<time_t, int> >
 #define updateMap std::map<eDVBChannelID, time_t>
 
-#if defined(__GNUC__) && ((__GNUC__ == 3 && __GNUC_MINOR__ >= 1) || __GNUC__ == 4 )  // check if gcc version >= 3.1
-       #define eventCache __gnu_cxx::hash_map<uniqueEPGKey, std::pair<eventMap, timeMap>, __gnu_cxx::hash<uniqueEPGKey>, uniqueEPGKey::equal>
-       namespace __gnu_cxx
-#else // for older gcc use following
-       #define eventCache std::hash_map<uniqueEPGKey, std::pair<eventMap, timeMap>, std::hash<uniqueEPGKey>, uniqueEPGKey::equal >
-       namespace std
-#endif
-{
-template<> struct hash<uniqueEPGKey>
+struct hash_uniqueEPGKey
 {
        inline size_t operator()( const uniqueEPGKey &x) const
        {
-               return (x.tsid << 16) | x.onid;
+               return (x.onid << 16) | x.tsid;
        }
 };
-}
+
+#define tidMap std::set<__u32>
+#if defined(__GNUC__) && ((__GNUC__ == 3 && __GNUC_MINOR__ >= 1) || __GNUC__ == 4 )  // check if gcc version >= 3.1
+       #define eventCache __gnu_cxx::hash_map<uniqueEPGKey, std::pair<eventMap, timeMap>, hash_uniqueEPGKey, uniqueEPGKey::equal>
+       #ifdef ENABLE_PRIVATE_EPG
+               #define contentTimeMap __gnu_cxx::hash_map<time_t, std::pair<time_t, __u16> >
+               #define contentMap __gnu_cxx::hash_map<int, contentTimeMap >
+               #define contentMaps __gnu_cxx::hash_map<uniqueEPGKey, contentMap, hash_uniqueEPGKey, uniqueEPGKey::equal >
+       #endif
+#else // for older gcc use following
+       #define eventCache std::hash_map<uniqueEPGKey, std::pair<eventMap, timeMap>, hash_uniqueEPGKey, uniqueEPGKey::equal >
+       #ifdef ENABLE_PRIVATE_EPG
+               #define contentTimeMap std::hash_map<time_t, std::pair<time_t, __u16> >
+               #define contentMap std::hash_map<int, contentTimeMap >
+               #define contentMaps std::hash_map<uniqueEPGKey, contentMap, hash_uniqueEPGKey, uniqueEPGKey::equal>
+       #endif
+#endif
+
+#define descriptorPair std::pair<int,__u8*>
+#define descriptorMap std::map<__u32, descriptorPair >
 
 class eventData
 {
-       friend class eEPGCache;
+       friend class eEPGCache;
 private:
        __u8* EITdata;
-       int ByteSize;
-public:
-       int type;
+       __u8 ByteSize;
+       __u8 type;
+       static descriptorMap descriptors;
+       static __u8 data[4108];
        static int CacheSize;
-       eventData(const eit_event_struct* e, int size, int type)
-       :ByteSize(size), type(type)
-       {
-               CacheSize+=size;
-               EITdata = new __u8[size];
-               if (e)
-                       memcpy(EITdata, (__u8*) e, size);
-       }
-       ~eventData()
-       {
-               CacheSize-=ByteSize;
-               delete [] EITdata;
-       }
+       static void load(FILE *);
+       static void save(FILE *);
+public:
+       eventData(const eit_event_struct* e=NULL, int size=0, int type=0);
+       ~eventData();
+       const eit_event_struct* get() const;
        operator const eit_event_struct*() const
        {
-               return (const eit_event_struct*) EITdata;
-       }
-       const eit_event_struct* get() const
-       {
-               return (const eit_event_struct*) EITdata;
+               return get();
        }
        int getEventID()
        {
-               return HILO( ((const eit_event_struct*) EITdata)->event_id );
+               return (EITdata[0] << 8) | EITdata[1];
        }
        time_t getStartTime()
        {
-               return parseDVBtime(
-                       EITdata[2], EITdata[3],
-                       EITdata[4], EITdata[5], EITdata[6]);
+               return parseDVBtime(EITdata[2], EITdata[3], EITdata[4], EITdata[5], EITdata[6]);
+       }
+       int getDuration()
+       {
+               return fromBCD(EITdata[7])*3600+fromBCD(EITdata[8])*60+fromBCD(EITdata[9]);
        }
 };
+#endif
 
 class eEPGCache: public eMainloop, private eThread, public Object
 {
+#ifndef SWIG
        DECLARE_REF(eEPGCache)
        struct channel_data: public Object
        {
+               pthread_mutex_t channel_active;
                channel_data(eEPGCache*);
                eEPGCache *cache;
-               eTimer abortTimer, zapTimer;
-               __u8 state, isRunning, haveData, can_delete;
+               ePtr<eTimer> abortTimer, zapTimer;
+               int prevChannelState;
+               __u8 state, isRunning, haveData;
                ePtr<eDVBChannel> channel;
-               ePtr<eConnection> m_stateChangedConn, m_NowNextConn, m_ScheduleConn, m_ScheduleOtherConn;
-               ePtr<iDVBSectionReader> m_NowNextReader, m_ScheduleReader, m_ScheduleOtherReader;
+               ePtr<eConnection> m_stateChangedConn, m_NowNextConn, m_ScheduleConn, m_ScheduleOtherConn, m_ViasatConn;
+               ePtr<iDVBSectionReader> m_NowNextReader, m_ScheduleReader, m_ScheduleOtherReader, m_ViasatReader;
+               tidMap seenSections[4], calcedSections[4];
+#ifdef ENABLE_PRIVATE_EPG
+               ePtr<eTimer> startPrivateTimer;
+               int m_PrevVersion;
+               int m_PrivatePid;
+               uniqueEPGKey m_PrivateService;
+               ePtr<eConnection> m_PrivateConn;
+               ePtr<iDVBSectionReader> m_PrivateReader;
+               std::set<__u8> seenPrivateSections;
+               void readPrivateData(const __u8 *data);
+               void startPrivateReader();
+#endif
+#ifdef ENABLE_MHW_EPG
+               std::vector<mhw_channel_name_t> m_channels;
+               std::map<__u8, mhw_theme_name_t> m_themes;
+               std::map<__u32, mhw_title_t> m_titles;
+               std::multimap<__u32, __u32> m_program_ids;
+               ePtr<eConnection> m_MHWConn, m_MHWConn2;
+               ePtr<iDVBSectionReader> m_MHWReader, m_MHWReader2;
+               eDVBSectionFilterMask m_MHWFilterMask, m_MHWFilterMask2;
+               ePtr<eTimer> m_MHWTimeoutTimer;
+               bool m_MHWTimeoutet;
+               void MHWTimeout() { m_MHWTimeoutet=true; }
+               void readMHWData(const __u8 *data);
+               void readMHWData2(const __u8 *data);
+               void startMHWReader(__u16 pid, __u8 tid);
+               void startMHWReader2(__u16 pid, __u8 tid, int ext=-1);
+               void startTimeout(int msek);
+               bool checkTimeout() { return m_MHWTimeoutet; }
+               void cleanup();
+               __u8 *delimitName( __u8 *in, __u8 *out, int len_in );
+               void timeMHW2DVB( u_char hours, u_char minutes, u_char *return_time);
+               void timeMHW2DVB( int minutes, u_char *return_time);
+               void timeMHW2DVB( u_char day, u_char hours, u_char minutes, u_char *return_time);
+               void storeTitle(std::map<__u32, mhw_title_t>::iterator itTitle, std::string sumText, const __u8 *data);
+#endif
                void readData(const __u8 *data);
+               void readDataViasat(const __u8 *data);
                void startChannel();
                void startEPG();
                bool finishEPG();
                void abortEPG();
                void abortNonAvail();
        };
+       bool FixOverlapping(std::pair<eventMap,timeMap> &servicemap, time_t TM, int duration, const timeMap::iterator &tm_it, const uniqueEPGKey &service);
 public:
-       enum {NOWNEXT=1, SCHEDULE=2, SCHEDULE_OTHER=4};
+       enum {PRIVATE=0, NOWNEXT=1, SCHEDULE=2, SCHEDULE_OTHER=4
+#ifdef ENABLE_MHW_EPG
+       ,MHW=8
+#endif
+       ,VIASAT=16
+       };
        struct Message
        {
                enum
@@ -165,11 +220,8 @@ public:
                        flush,
                        startChannel,
                        leaveChannel,
-                       pause,
-                       restart,
-                       updated,
-                       isavail,
                        quit,
+                       got_private_pid,
                        timeChanged
                };
                int type;
@@ -179,6 +231,7 @@ public:
                        int err;
                        time_t time;
                        bool avail;
+                       int pid;
                };
                Message()
                        :type(0), time(0) {}
@@ -188,7 +241,7 @@ public:
                        :type(type), avail(b) {}
                Message(int type, iDVBChannel *channel, int err=0)
                        :type(type), channel(channel), err(err) {}
-               Message(int type, const eServiceReferenceDVB& service, int err=0)
+               Message(int type, const eServiceReference& service, int err=0)
                        :type(type), service(service), err(err) {}
                Message(int type, time_t time)
                        :type(type), time(time) {}
@@ -198,7 +251,7 @@ private:
        friend class channel_data;
        static eEPGCache *instance;
 
-       eTimer cleanTimer;
+       ePtr<eTimer> cleanTimer;
        std::map<iDVBChannel*, channel_data*> m_knownChannels;
        ePtr<eConnection> m_chanAddedConn;
 
@@ -206,12 +259,19 @@ private:
        updateMap channelLastUpdated;
        static pthread_mutex_t cache_lock, channel_map_lock;
 
+#ifdef ENABLE_PRIVATE_EPG
+       contentMaps content_time_tables;
+#endif
+
        void thread();  // thread function
 
 // called from epgcache thread
        void save();
        void load();
-       int sectionRead(const __u8 *data, int source, channel_data *channel);
+#ifdef ENABLE_PRIVATE_EPG
+       void privateSectionRead(const uniqueEPGKey &, const __u8 *);
+#endif
+       void sectionRead(const __u8 *data, int source, channel_data *channel);
        void gotMessage(const Message &message);
        void flushEPG(const uniqueEPGKey & s=uniqueEPGKey());
        void cleanLoop();
@@ -221,40 +281,72 @@ private:
        void DVBChannelAdded(eDVBChannel*);
        void DVBChannelStateChanged(iDVBChannel*);
        void DVBChannelRunning(iDVBChannel *);
+
+       timeMap::iterator m_timemap_cursor, m_timemap_end;
+       int currentQueryTsidOnid; // needed for getNextTimeEntry.. only valid until next startTimeQuery call
+#else
+       eEPGCache();
+       ~eEPGCache();
+#endif // SWIG
 public:
-       static RESULT getInstance(ePtr<eEPGCache> &ptr);
+       static eEPGCache *getInstance() { return instance; }
+#ifndef SWIG
        eEPGCache();
        ~eEPGCache();
 
+#ifdef ENABLE_PRIVATE_EPG
+       void PMTready(eDVBServicePMTHandler *pmthandler);
+#else
+       void PMTready(eDVBServicePMTHandler *pmthandler) {}
+#endif
+
+#endif
        // called from main thread
        inline void Lock();
        inline void Unlock();
-       Event *lookupEvent(const eServiceReferenceDVB &service, int event_id, bool plain=false );
-       Event *lookupEvent(const eServiceReferenceDVB &service, time_t=0, bool plain=false );
-       const eventMap* getEventMap(const eServiceReferenceDVB &service);
-       const timeMap* getTimeMap(const eServiceReferenceDVB &service);
-};
 
-TEMPLATE_TYPEDEF(ePtr<eEPGCache>,eEPGCachePtr);
+       // at moment just for one service..
+       RESULT startTimeQuery(const eServiceReference &service, time_t begin=-1, int minutes=-1);
 
-inline const eventMap* eEPGCache::getEventMap(const eServiceReferenceDVB &service)
-{
-       eventCache::iterator It = eventDB.find( service );
-       if ( It != eventDB.end() && It->second.first.size() )
-               return &(It->second.first);
-       else
-               return 0;
-}
+#ifndef SWIG
+       // eventData's are plain entrys out of the cache.. it's not safe to use them after cache unlock
+       // but its faster in use... its not allowed to delete this pointers via delete or free..
+       RESULT lookupEventId(const eServiceReference &service, int event_id, const eventData *&);
+       RESULT lookupEventTime(const eServiceReference &service, time_t, const eventData *&, int direction=0);
+       RESULT getNextTimeEntry(const eventData *&);
 
-inline const timeMap* eEPGCache::getTimeMap(const eServiceReferenceDVB &service)
-{
-       eventCache::iterator It = eventDB.find( service );
-       if ( It != eventDB.end() && It->second.second.size() )
-               return &(It->second.second);
-       else
-               return 0;
-}
+       // eit_event_struct's are plain dvb eit_events .. it's not safe to use them after cache unlock
+       // its not allowed to delete this pointers via delete or free..
+       RESULT lookupEventId(const eServiceReference &service, int event_id, const eit_event_struct *&);
+       RESULT lookupEventTime(const eServiceReference &service, time_t , const eit_event_struct *&, int direction=0);
+       RESULT getNextTimeEntry(const eit_event_struct *&);
 
+       // Event's are parsed epg events.. it's safe to use them after cache unlock
+       // after use this Events must be deleted (memleaks)
+       RESULT lookupEventId(const eServiceReference &service, int event_id, Event* &);
+       RESULT lookupEventTime(const eServiceReference &service, time_t, Event* &, int direction=0);
+       RESULT getNextTimeEntry(Event *&);
+#endif
+       enum {
+               SIMILAR_BROADCASTINGS_SEARCH,
+               EXAKT_TITLE_SEARCH,
+               PARTIAL_TITLE_SEARCH
+       };
+       enum {
+               CASE_CHECK,
+               NO_CASE_CHECK
+       };
+       PyObject *lookupEvent(SWIG_PYOBJECT(ePyObject) list, SWIG_PYOBJECT(ePyObject) convertFunc=(PyObject*)0);
+       PyObject *search(SWIG_PYOBJECT(ePyObject));
+
+       // eServiceEvent are parsed epg events.. it's safe to use them after cache unlock
+       // for use from python ( members: m_start_time, m_duration, m_short_description, m_extended_description )
+       SWIG_VOID(RESULT) lookupEventId(const eServiceReference &service, int event_id, ePtr<eServiceEvent> &SWIG_OUTPUT);
+       SWIG_VOID(RESULT) lookupEventTime(const eServiceReference &service, time_t, ePtr<eServiceEvent> &SWIG_OUTPUT, int direction=0);
+       SWIG_VOID(RESULT) getNextTimeEntry(ePtr<eServiceEvent> &SWIG_OUTPUT);
+};
+
+#ifndef SWIG
 inline void eEPGCache::Lock()
 {
        pthread_mutex_lock(&cache_lock);
@@ -264,5 +356,6 @@ inline void eEPGCache::Unlock()
 {
        pthread_mutex_unlock(&cache_lock);
 }
+#endif
 
 #endif